Home / 45,629.07-68,387.10-25,847.66

Finding the Fourth Proportional to 45,629.07, 68,387.10 and 25,847.66

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Solution

The fourth proportional to 45,629.07, 68,387.10 and 25,847.66 is: 38,739.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,629.07 : 68,387.10 = 25,847.66 : x
  2. Step 2: Convert to fraction form
    45,629.07/68,387.10 = 25,847.66/x
  3. Step 3: Cross multiply
    45,629.07x = 68,387.10 × 25,847.66
  4. Step 4: Simplify right side
    45,629.07x = 1,767,646,167.25
  5. Step 5: Solve for x
    x = 1,767,646,167.25/45,629.07
  6. Step 6: Final answer
    x = 38,739.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.